APA aipamena

(2003). Precaution, envirnmental science, and preventive public policy. Washington: Island Press.

Chicago Style aipamena

Precaution, Envirnmental Science, and Preventive Public Policy. Washington: Island Press, 2003.

MLA aipamena

Precaution, Envirnmental Science, and Preventive Public Policy. Washington: Island Press, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.